C45N Miniature Circuit Breaker MCB

//C45N Miniature Circuit Breaker MCB
C45N Miniature Circuit Breaker MCB2018-12-13T02:31:17+00:00

Project Description

C45N Miniature Circuit Breaker

C45N Miniature Circuit Breaker (MCB) is applicable to a line of AC 50Hz/60Hz, 230V in single pole, 400V in double, three,four poles for protecting overload and short circuit, and rated current up to 63A. It also bused for in frequent line conversion under the normal condition. The breaker is applicable to lighting distribution system in industrial enterprise, commercially district, high-rise building and dwelling house. It conforms to the standards of IEC60898.

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Type C45N
Pole 1P 2P,3P,4P
Rated current (A) 6,10,16,20,25,32,40,50,63
Rated voltage (V) 230 400
Ambient temperature -5oC~+40oC
Type of instantaneous release C D C D
Rated short circuit breaking capacity Icn(kA) 1-32A:6
50-63A:4
4 1-32A:6
50-63A:4
4
Rated current(A) Norminal cross section of wire mm2
1-6A 1
10A 1.5
16,20A 2.5
25A 4
32A 6
40,50A 10
63A 16
Ambient Temperature Initial Status Test Current Expected Result Expected Result Note
30±2oC Cold position 1.13In t≥1h Non-release
Carried out immediatelyafter previous test 1.45In t < 1h Release
Cold position 2.55In 1s < t< 60s(In≥32A) Release Current smoothly rises tospecified value within 5s
Cold position 2.55In 1s < t < 120s(In>32A) Release
-5~+40oC Cold position 3In t≥0.1s Non-release Type B
Cold position 5In t < 0.1s Release Type B
Cold position 5In t≥0.1s Non-release Type C
Cold position 10In t < 0.1s Release Type C
Cold position 10In t≥0.1s Non-release Type D
Cold position 20In t < 0.1s Release Type D
C45N Dimension